16x16 Sudoku Medium Puzzles - Volume 1 - Prijzen

The Hidden Logic of Sudoku

The Hidden Logic of Sudoku provides the first systematic perspective of the logical foundations and of the symmetries of the popular game. These are fully exploited to define new resolution rules, new...

Straights 240 Normal Puzzles

Straights is a logic puzzle. It is a grid, partially divided by black cells into compartments. Each compartment, vertically or horizontally, must contain a straight - a set of consecutive numbers, but...

Large Sudoku 12x12 - Extreme - 276 Puzzles

Sudoku is a fun and addicting logic puzzle game that has taken the world by storm. This book is ideal if you are a Sudoku expert. In this book, you find the most extreme large Sudoku 12x12 puzzles I c...

Giant Book of Logic Puzzles - Sudoku X 600 Easy to Extreme Puzzles (Volume 1